|
| Sigma-Aldrich® Water Physical Properties |
| Empirical Formula (Hill Notation) |
H2O |
Beilstein Registry |
2050024 |
pH |
5.0-7.0 |
| Molecular Weight |
18.02 |
MDL Number |
MFCD00011332 |
Useful pH range |
5.0-7.0 |
| CAS Number |
7732-18-5 |
EG/EC Number |
231-791-2 |
Refractive index |
n20/D 1.34(lit.) |
| Boiling point |
100 °C(lit.) |
Density |
1.000 g/ml at 3.98 °C(lit.) |
PubChem Substance ID |
24901995 |
| Sigma-Aldrich Water Specifications Comparison |
| |
W3513 |
95284 |
W1754 |
W4502 |
W1503 |
W3500 |
95289 |
| Grade |
Biotechnology Performance Certified |
BioChemika, for molecular biology, DEPC-treated and sterile filtered |
PCR Reagent |
Molecular Biology Reagent |
for embryo transfer, sterile-filtered, mouse embryo tested |
sterile-filtered, cell culture tested |
BioChemika, for cell biology, free of endotoxins, ultrafiltered and autoclaved |
| Life Science Testing |
| |
W3513 |
95284 |
W1754 |
W4502 |
W1503 |
W3500 |
95289 |
| 290NM |
≤ 0.05 |
|
|
|
|
|
|
| Endotoxin |
≤ 1 eu/ml |
|
|
|
≤ 1.0 eu/ml |
≤ 0.1 eu/ml |
X |
| SPC |
|
|
|
≤ 10 cfu/ml |
|
|
|
| Cell test |
X |
|
|
|
|
X |
|
| Electrophoresis |
X |
|
|
|
|
|
|
| PCR |
|
|
X |
|
|
|
|
| Embryo |
|
|
|
|
X |
|
|
| Sterility |
USP |
sterile-filtered |
sterile-filtered |
0.1 µm filtered |
USP |
sterile-filtered |
|
| RNAse |
X |
X |
X |
X |
|
|
|
| DNAse |
X |
X |
X |
X |
|
|
|
| Nickase |
X |
|
X |
X |
|
|
|
| Protease |
|
X |
|
X |
|
|
|
| Phosphatase |
|
X |
|
|
|
|
|
| Mycoplasma |
|
|
|
|
|
|
X |
| Heavy Metals by ICP |
≤ 0.0005% |
|
|
|
≤ 0.00004% |
|
|
| Iron(FE) |
≤ 0.0005% |
|
|
|
|
|
|
| |
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